Home Comparison Intel Core i9 9900X vs Intel Core i9 11900KF

Intel Core i9 9900X vs Intel Core i9 11900KF

Intel Core i9 9900X
VS
Intel Core i9 11900KF
Intel Core i9 9900X Intel Core i9 11900KF
We compared two desktop CPUs: Intel Core i9 9900X with 10 cores 3.5GHz and Intel Core i9 11900KF with 8 cores 3.5GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Core i9 9900X 's Advantages
Larger memory bandwidth (85GB/s vs 50GB/s)
Larger L3 cache size (20MB vs 16MB)
Intel Core i9 11900KF 's Advantages
Released 2 years and 5 months late
Higher specification of memory (DDR4-3200 vs DDR4-2666)
Newer PCIe version (4.0 vs 3.0)
Lower TDP (125W vs 165W)

Score

Benchmark

Cinebench R23 Single Core
Intel Core i9 9900X
1178
Intel Core i9 11900KF +40%
1653
Cinebench R23 Multi Core
Intel Core i9 9900X
13952
Intel Core i9 11900KF +1%
14197
Geekbench 6 Single Core
Intel Core i9 9900X
1455
Intel Core i9 11900KF +74%
2536
Geekbench 6 Multi Core
Intel Core i9 9900X
10273
Intel Core i9 11900KF
10374
Geekbench 5 Single Core
Intel Core i9 9900X
1165
Intel Core i9 11900KF +51%
1768
Geekbench 5 Multi Core
Intel Core i9 9900X +4%
10704
Intel Core i9 11900KF
10209
Passmark CPU Single Core
Intel Core i9 9900X
2565
Intel Core i9 11900KF +38%
3557
Passmark CPU Multi Core
Intel Core i9 9900X
21833
Intel Core i9 11900KF +15%
25246
Intel Core i9 9900X
VS
Intel Core i9 11900KF

General Parameters

Oct 2018
Release Date
Mar 2021
Intel
Manufacturer
Intel
Desktop
Type
Desktop
x86-64
Instruction Set
x86-64
Skylake
Core Architecture
Rocket Lake
i9-9900X
Processor Number
i9-11900KF
LGA-2066
Socket
LGA-1200
N/A
Integrated Graphics
No

Package

14 nm
Manufacturing Process
14 nm
LGA-2066
Socket
LGA-1200
165 W
Power Consumption
125 W
92 °C
Peak Operating Temperature
100°C

CPU Performance

10
Performance Cores
8
20
Performance Core Threads
16
3.5 GHz
Performance Core Base Frequency
3.5 GHz
4.4 GHz
Performance Core Turbo Frequency
5.3 GHz
10
Total Core Count
8
20
Total Thread Count
16
100 MHz
Bus Frequency
100 MHz
35x
Multiplier
35x
64 K per core
L1 Cache
64 K per core
1 MB per core
L2 Cache
512 K per core
20 MB shared
L3 Cache
16 MB shared
Yes
Unlocked Multiplier
Yes

Memory Parameters

DDR4-2666
Memory Types
DDR4-3200
128 GB
Max Memory Size
128 GB
4
Max Memory Channels
2
85 GB/s
Max Memory Bandwidth
50 GB/s
No
ECC Memory Support
No

Miscellaneous

Intel Core i9 9900X
Official Website
Intel Core i9 11900KF
3.0
PCIe Version
4.0
44
PCIe Lanes
20
SSE4.1, SSE4.2, AVX-2, AVX-512
Extended Instruction Set
-

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